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401(k) Plan Administration Best Practices Checklist

401(k) Plan Administration Best Practices Checklist

| October 19, 2026

Managing a retirement plan requires ongoing attention throughout the year, not just during annual reviews or filing deadlines. From processing payroll contributions to monitoring compliance requirements and preparing for regulatory changes, plan sponsors are responsible for many important administrative tasks.

Our 401(k) Plan Administration Best Practices Checklist provides a practical framework for organizing key responsibilities by payroll cycle, month, quarter, and year. It also highlights important 2026 year-end updates that may impact plan administration, helping employers identify potential gaps before they become larger issues.

Whether you're reviewing employee eligibility, monitoring fiduciary responsibilities, or preparing for annual filings, this guide will serve as a valuable resource for maintaining an efficient retirement plan.

Download the 401(k) Plan Administration Best Practices Checklist

Independent Retirement Partners

231 Salina Meadows Parkway, Suite 120

Syracuse, NY 13212

(315) 431-2888

www.irpny.com

Matthew C. Monroe, AIF®, CRPS®

Managing Partner

mmonroe@irpny.com

Chartered Retirement Plans Specialist conferred by the College for Financial Planning.

Securities and advisory services offered through LPL Financial, a registered investment advisor, Member FINRA/SIPC.

This information was developed as a general guide to educate plan sponsors, but is not intended as authoritative guidance or tax or legal advice.  Each plan has unique requirements, and you should consult your attorney or tax advisor for guidance on your specific situation.  In no way does advisor assure that, by using the information provided, plan sponsor will be in compliance with ERISA regulations.

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